E-PAK & C-PAK Applications C-PAK The C-PAK vacuum units are devel-oped specifically for those industries where permanent installation cannot be established, ideal for use in the heavy metal industry eg, ship-yards and larger workshops. E-PAK The compact E-PAK are ideal solution for workshops that require a flexible and easy-to-use vacuum system for extraction of sanding and grinding dust and for welding fumes. L-Pak Series The Nederman L-Pak High Vacuum Units offer big value in a small package. Delivered completed on a steel frame, this semi-portable unit can easily be configured anywhere in your facility.